<https://nssfasteners.com/products/hex-head-bolt-din-601-metric-grade-4-8-thread-standard-diameter-12-length-180-finish-zinc-plated-material-mild-steel>
<http://schema.org/description>
"Metric  Mild Steel  Diameter: 12 mm  Length: 180 mm  Thread: Standard  Grade: 4.8  Finish: Zinc Plated    Sold in Single Pieces"
<https://nssfasteners.com/products/hex-head-bolt-din-601-metric-grade-4-8-thread-standard-diameter-12-length-180-finish-zinc-plated-material-mild-steel>